OS Command Injection in Freecad - CVE-2021-45845
Published: September 14, 2022
Vulnerability identifier: #VU67353
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-45845
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the Path Sanity Check script when processing FCStd documents. A remote attacker can pass specially crafted FCStd document to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Freecad
Debian Linux
freecad (Debian package)
Debian Linux
freecad (Debian package)
How to mitigate CVE-2021-45845
Install updates from vendor's website.
Freecad - update to 0.20
freecad (Debian package) - update to 0.19.1+dfsg1-2+deb11u1
freecad (Debian package) - update to 0.19.1+dfsg1-2+deb11u1